Transaction not yet indexed

5UDNfDBUsqH8p1VpNgi5sAhFeCvYDtDWi4kdktquH48Zz67ao9EoBoU2jVbDaEZRXYJqPTknDJkBLQGNeX3Zk7Yu

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.